Toothbrush



FIG. 1 is a front elevation view of a toothbrush;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is an enlarged top plan view thereof;

FIG. 4 is an enlarged bottom plan view thereof;

FIG. 5 is a side elevation view thereof;

FIG. 6 is an opposite side elevation view thereof; and,

FIG. 7 is a perspective view thereof. 

CLAIM The ornamental design for a toothbrush. 